#include<stdio.h>
void main()
{
	int i = -4,j,num;

	j = (num < 0 ? 0 : num*num);

	printf("\n\n%d",j);

	//num is not initialized value fore that it will take garbege value.
	//suppose I will put -1 the out put will come 1. If I will take -10 the result will come 100.
	//getche();
}